﻿using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace AMV.DAL
{
	/// <summary>
	/// 数据访问类:Music
	/// </summary>
	public partial class Music
	{
		public Music()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("MusicID", "Music"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int MusicID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from Music");
			strSql.Append(" where MusicID=@MusicID");
			SqlParameter[] parameters = {
					new SqlParameter("@MusicID", SqlDbType.Int,4)
			};
			parameters[0].Value = MusicID;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(AMV.Model.Music model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into Music(");
			strSql.Append("MusicName,Singer,Album,ThumbPicture,Description,HitCount,VideoType,VideoLink,MusicRegionID,MusicStyleID,IssueDate,State,Length)");
			strSql.Append(" values (");
			strSql.Append("@MusicName,@Singer,@Album,@ThumbPicture,@Description,@HitCount,@VideoType,@VideoLink,@MusicRegionID,@MusicStyleID,@IssueDate,@State,@Length)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@MusicName", SqlDbType.NVarChar,50),
					new SqlParameter("@Singer", SqlDbType.NVarChar,50),
					new SqlParameter("@Album", SqlDbType.NVarChar,50),
					new SqlParameter("@ThumbPicture", SqlDbType.NVarChar,100),
					new SqlParameter("@Description", SqlDbType.Text),
					new SqlParameter("@HitCount", SqlDbType.Int,4),
					new SqlParameter("@VideoType", SqlDbType.NVarChar,50),
					new SqlParameter("@VideoLink", SqlDbType.NVarChar,500),
					new SqlParameter("@MusicRegionID", SqlDbType.NVarChar,50),
					new SqlParameter("@MusicStyleID", SqlDbType.NVarChar,50),
					new SqlParameter("@IssueDate", SqlDbType.DateTime),
					new SqlParameter("@State", SqlDbType.Int,4),
					new SqlParameter("@Length", SqlDbType.Int,4)};
			parameters[0].Value = model.MusicName;
			parameters[1].Value = model.Singer;
			parameters[2].Value = model.Album;
			parameters[3].Value = model.ThumbPicture;
			parameters[4].Value = model.Description;
			parameters[5].Value = model.HitCount;
			parameters[6].Value = model.VideoType;
			parameters[7].Value = model.VideoLink;
			parameters[8].Value = model.MusicRegionID;
			parameters[9].Value = model.MusicStyleID;
			parameters[10].Value = model.IssueDate;
			parameters[11].Value = model.State;
			parameters[12].Value = model.Length;

			object obj = DbHelperSQL.GetSingle(strSql.ToString(),parameters);
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 更新一条数据
		/// </summary>
		public bool Update(AMV.Model.Music model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("update Music set ");
			strSql.Append("MusicName=@MusicName,");
			strSql.Append("Singer=@Singer,");
			strSql.Append("Album=@Album,");
			strSql.Append("ThumbPicture=@ThumbPicture,");
			strSql.Append("Description=@Description,");
			strSql.Append("HitCount=@HitCount,");
			strSql.Append("VideoType=@VideoType,");
			strSql.Append("VideoLink=@VideoLink,");
			strSql.Append("MusicRegionID=@MusicRegionID,");
			strSql.Append("MusicStyleID=@MusicStyleID,");
			strSql.Append("IssueDate=@IssueDate,");
			strSql.Append("State=@State,");
			strSql.Append("Length=@Length");
			strSql.Append(" where MusicID=@MusicID");
			SqlParameter[] parameters = {
					new SqlParameter("@MusicName", SqlDbType.NVarChar,50),
					new SqlParameter("@Singer", SqlDbType.NVarChar,50),
					new SqlParameter("@Album", SqlDbType.NVarChar,50),
					new SqlParameter("@ThumbPicture", SqlDbType.NVarChar,100),
					new SqlParameter("@Description", SqlDbType.Text),
					new SqlParameter("@HitCount", SqlDbType.Int,4),
					new SqlParameter("@VideoType", SqlDbType.NVarChar,50),
					new SqlParameter("@VideoLink", SqlDbType.NVarChar,500),
					new SqlParameter("@MusicRegionID", SqlDbType.NVarChar,50),
					new SqlParameter("@MusicStyleID", SqlDbType.NVarChar,50),
					new SqlParameter("@IssueDate", SqlDbType.DateTime),
					new SqlParameter("@State", SqlDbType.Int,4),
					new SqlParameter("@Length", SqlDbType.Int,4),
					new SqlParameter("@MusicID", SqlDbType.Int,4)};
			parameters[0].Value = model.MusicName;
			parameters[1].Value = model.Singer;
			parameters[2].Value = model.Album;
			parameters[3].Value = model.ThumbPicture;
			parameters[4].Value = model.Description;
			parameters[5].Value = model.HitCount;
			parameters[6].Value = model.VideoType;
			parameters[7].Value = model.VideoLink;
			parameters[8].Value = model.MusicRegionID;
			parameters[9].Value = model.MusicStyleID;
			parameters[10].Value = model.IssueDate;
			parameters[11].Value = model.State;
			parameters[12].Value = model.Length;
			parameters[13].Value = model.MusicID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}

		/// <summary>
		/// 删除一条数据
		/// </summary>
		public bool Delete(int MusicID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from Music ");
			strSql.Append(" where MusicID=@MusicID");
			SqlParameter[] parameters = {
					new SqlParameter("@MusicID", SqlDbType.Int,4)
			};
			parameters[0].Value = MusicID;

			int rows=DbHelperSQL.ExecuteSql(strSql.ToString(),parameters);
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}
		/// <summary>
		/// 批量删除数据
		/// </summary>
		public bool DeleteList(string MusicIDlist )
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("delete from Music ");
			strSql.Append(" where MusicID in ("+MusicIDlist + ")  ");
			int rows=DbHelperSQL.ExecuteSql(strSql.ToString());
			if (rows > 0)
			{
				return true;
			}
			else
			{
				return false;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public AMV.Model.Music GetModel(int MusicID)
		{
			
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select  top 1 MusicID,MusicName,Singer,Album,ThumbPicture,Description,HitCount,VideoType,VideoLink,MusicRegionID,MusicStyleID,IssueDate,State,Length from Music ");
			strSql.Append(" where MusicID=@MusicID");
			SqlParameter[] parameters = {
					new SqlParameter("@MusicID", SqlDbType.Int,4)
			};
			parameters[0].Value = MusicID;

			AMV.Model.Music model=new AMV.Model.Music();
			DataSet ds=DbHelperSQL.Query(strSql.ToString(),parameters);
			if(ds.Tables[0].Rows.Count>0)
			{
				return DataRowToModel(ds.Tables[0].Rows[0]);
			}
			else
			{
				return null;
			}
		}


		/// <summary>
		/// 得到一个对象实体
		/// </summary>
		public AMV.Model.Music DataRowToModel(DataRow row)
		{
			AMV.Model.Music model=new AMV.Model.Music();
			if (row != null)
			{
				if(row["MusicID"]!=null && row["MusicID"].ToString()!="")
				{
					model.MusicID=int.Parse(row["MusicID"].ToString());
				}
				if(row["MusicName"]!=null)
				{
					model.MusicName=row["MusicName"].ToString();
				}
				if(row["Singer"]!=null)
				{
					model.Singer=row["Singer"].ToString();
				}
				if(row["Album"]!=null)
				{
					model.Album=row["Album"].ToString();
				}
				if(row["ThumbPicture"]!=null)
				{
					model.ThumbPicture=row["ThumbPicture"].ToString();
				}
				if(row["Description"]!=null)
				{
					model.Description=row["Description"].ToString();
				}
				if(row["HitCount"]!=null && row["HitCount"].ToString()!="")
				{
					model.HitCount=int.Parse(row["HitCount"].ToString());
				}
				if(row["VideoType"]!=null)
				{
					model.VideoType=row["VideoType"].ToString();
				}
				if(row["VideoLink"]!=null)
				{
					model.VideoLink=row["VideoLink"].ToString();
				}
				if(row["MusicRegionID"]!=null)
				{
					model.MusicRegionID=row["MusicRegionID"].ToString();
				}
				if(row["MusicStyleID"]!=null)
				{
					model.MusicStyleID=row["MusicStyleID"].ToString();
				}
				if(row["IssueDate"]!=null && row["IssueDate"].ToString()!="")
				{
					model.IssueDate=DateTime.Parse(row["IssueDate"].ToString());
				}
				if(row["State"]!=null && row["State"].ToString()!="")
				{
					model.State=int.Parse(row["State"].ToString());
				}
				if(row["Length"]!=null && row["Length"].ToString()!="")
				{
					model.Length=int.Parse(row["Length"].ToString());
				}
			}
			return model;
		}

		/// <summary>
		/// 获得数据列表
		/// </summary>
		public DataSet GetList(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select MusicID,MusicName,Singer,Album,ThumbPicture,Description,HitCount,VideoType,VideoLink,MusicRegionID,MusicStyleID,IssueDate,State,Length ");
			strSql.Append(" FROM Music ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获得前几行数据
		/// </summary>
		public DataSet GetList(int Top,string strWhere,string filedOrder)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select ");
			if(Top>0)
			{
				strSql.Append(" top "+Top.ToString());
			}
			strSql.Append(" MusicID,MusicName,Singer,Album,ThumbPicture,Description,HitCount,VideoType,VideoLink,MusicRegionID,MusicStyleID,IssueDate,State,Length ");
			strSql.Append(" FROM Music ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			strSql.Append(" order by " + filedOrder);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/// <summary>
		/// 获取记录总数
		/// </summary>
		public int GetRecordCount(string strWhere)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) FROM Music ");
			if(strWhere.Trim()!="")
			{
				strSql.Append(" where "+strWhere);
			}
			object obj = DbHelperSQL.GetSingle(strSql.ToString());
			if (obj == null)
			{
				return 0;
			}
			else
			{
				return Convert.ToInt32(obj);
			}
		}
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetListByPage(string strWhere, string orderby, int startIndex, int endIndex)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("SELECT * FROM ( ");
			strSql.Append(" SELECT ROW_NUMBER() OVER (");
			if (!string.IsNullOrEmpty(orderby.Trim()))
			{
				strSql.Append("order by T." + orderby );
			}
			else
			{
				strSql.Append("order by T.MusicID desc");
			}
			strSql.Append(")AS Row, T.*  from Music T ");
			if (!string.IsNullOrEmpty(strWhere.Trim()))
			{
				strSql.Append(" WHERE " + strWhere);
			}
			strSql.Append(" ) TT");
			strSql.AppendFormat(" WHERE TT.Row between {0} and {1}", startIndex, endIndex);
			return DbHelperSQL.Query(strSql.ToString());
		}

		/*
		/// <summary>
		/// 分页获取数据列表
		/// </summary>
		public DataSet GetList(int PageSize,int PageIndex,string strWhere)
		{
			SqlParameter[] parameters = {
					new SqlParameter("@tblName", SqlDbType.VarChar, 255),
					new SqlParameter("@fldName", SqlDbType.VarChar, 255),
					new SqlParameter("@PageSize", SqlDbType.Int),
					new SqlParameter("@PageIndex", SqlDbType.Int),
					new SqlParameter("@IsReCount", SqlDbType.Bit),
					new SqlParameter("@OrderType", SqlDbType.Bit),
					new SqlParameter("@strWhere", SqlDbType.VarChar,1000),
					};
			parameters[0].Value = "Music";
			parameters[1].Value = "MusicID";
			parameters[2].Value = PageSize;
			parameters[3].Value = PageIndex;
			parameters[4].Value = 0;
			parameters[5].Value = 0;
			parameters[6].Value = strWhere;	
			return DbHelperSQL.RunProcedure("UP_GetRecordByPage",parameters,"ds");
		}*/

		#endregion  BasicMethod
		#region  ExtensionMethod

		#endregion  ExtensionMethod
	}
}

